Digital Signal Processing Reference
In-Depth Information
HP filtering:
I
nput signal
10
5
10
0
10
-5
-1
-0.5
0
0.5
1
w
/
p
HP filtering: Output signal
10
5
10
0
10
-5
-1
-0.5
0
0.5
1
w
/
p
Fig. 7.43
HP filtering in Exercise M.7.5
Input
s
ignal
10
5
10
0
10
-5
-1
-0.5
0
0.5
1
ω
/
π
Output
signal
10
5
10
0
10
-5
-1
-0.5
0
0.5
1
ω
/
π
Fig. 7.44
Estimated PSDs in Exercise M.7.6
y
22
ðtÞ¼xðtÞþy
2
ðtÞ:
(7.198)
Estimate and plot the PSDs of the signals,
y
1
(
t
),
y
22
(
t
), and
y
(
t
).
yðtÞ¼y
1
ðtÞþy
22
ðtÞ:
(7.199)
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